Main content
Sorry, this episode is not currently available

Episode 1

A time traveller arrives at a Moon base to save the Earth, but it's not who you think. Seventh Doctor adventure stars Sylvester McCoy and Tracey Childs.

30 minutes

Last on

Wed 10 Apr 2013 00:00

More episodes

Previous

You are at the first episode

See all episodes from Doctor Who

Broadcasts

Enter the World of Doctor Who

Enter the World of Doctor Who

50 years of adventure! Join the Doctor for great clips, trailers, news and fun!

More Doctor Who from Radio 4

More Doctor Who from Radio 4

David Tennant, Steven Moffat, Russell T. Davies, William Hartnell, Tom Baker and more ..